<!--用户列表页-->
<template>
<div style="height:6vh;padding:10px 20px;background-color: #fff;">
  <span style="line-height:60px; font-size: 20px;">用户管理</span>
  <el-button type="primary" style="float:right;margin-top:10px;"
  @click="beforeAddUser">新建用户</el-button>
</div>
<!--  新增用户的弹窗-->
  <el-dialog
    :title="dialogTitle"
    v-model="dialogVisible"
    style="width:1000px;padding:40px;"
    :before-close="handleClose"
  >
    <el-form label-width="80px" label-position="top">
          <el-row :gutter="10">
            <el-col :span="12">
            <el-form-item label="用户名">
<!--新增没有id 编辑有id  saveUserForm.id!=null有id说明是编辑，所以要禁用-->
              <el-input placeholder="请输入用户名" v-model="saveUserForm.username"
                        :disabled="saveUserForm.id!=null"></el-input>
            </el-form-item>
            </el-col>

            <el-col :span="12">
              <el-form-item label="手机号">
                <el-input placeholder="请输入手机号" v-model="saveUserForm.phone"></el-input>
              </el-form-item>
            </el-col>
          </el-row>

      <el-row :gutter="10">
        <el-col :span="12">
          <el-form-item label="邮箱">
            <el-input placeholder="请输入邮箱" v-model="saveUserForm.email" ></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="12">
          <el-form-item label="年龄">
            <el-input placeholder="请输入年龄" v-model="saveUserForm.age" ></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <el-row :gutter="10">
        <el-col :span="6">
          <el-form-item label="职级">
              <el-select placeholder="请选择" v-model="saveUserForm.level" @change="loadLeader">
                <el-option v-for="item in levelOptions" :label="item.label" :value="item.value"></el-option>
                <!--              <el-option label="职员" value="10"></el-option>-->
                <!--              <el-option label="经理" value="20"></el-option>-->
                <!--              <el-option label="总监" value="30"></el-option>-->
                <!--              <el-option label="总裁" value="40"></el-option>-->

              </el-select>
          </el-form-item>
        </el-col>

        <el-col :span="6">
            <el-form-item label="直属领导">
              <el-select placeholder="请选择" v-model="saveUserForm.parentId">
                <el-option v-for="item in leaderOptions"
                          :label="item.username" :value="item.id"></el-option>
<!--                <el-option label="AA" value="120"></el-option>-->
<!--                <el-option label="DD" value="121"></el-option>-->
              </el-select>
            </el-form-item>
        </el-col>

        <el-col :span="4">
          <el-form-item label="性别" >
            <el-radio-group v-model="saveUserForm.gender">
              <el-radio border label="男" value="1" style="margin: 0"></el-radio>
              <el-radio border label="女" value="0"></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item label="用户状态">
             <el-radio-group v-model="saveUserForm.status">
                <el-radio border label="启用" value="1" style="margin: 0;"></el-radio>
                <el-radio border label="禁用" value="0"></el-radio>
             </el-radio-group>

          </el-form-item>
        </el-col>
      </el-row>
    </el-form>

    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="saveUser">保存</el-button>
    </template>

  </el-dialog>
<!--  用户搜索卡片-->
  <el-card style="margin: 20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="用户搜索" style="width: 220px;">
         <el-input placeholder="请输入用户名"
                   v-model="searchUserForm.username" @keydown.enter="loadUser"></el-input>
      </el-form-item>
      <el-form-item label="用户状态"  style="width: 290px;">
         <el-select placeholder="请选择用户状态"
                    v-model="searchUserForm.status" @change="loadUser">
          <el-option label="启用" value="1"></el-option>
          <el-option label="禁用" value="0"></el-option>
         </el-select>

      </el-form-item>
      <el-form-item>
          <el-button @click="resetSearch">重置</el-button>
          <el-button type="primary" @click="loadUser">搜索</el-button>
      </el-form-item>
    </el-form>
  </el-card>
<!--  用户列表数据卡片-->
  <el-card style="margin:  20px">
       <el-table :data="userArr">
      <el-table-column type="index" label="编号" width="80" align="center"></el-table-column>
      <el-table-column label="用户名" prop="username"  align="center"></el-table-column>
      <el-table-column label="手机号" prop="phone"  align="center"></el-table-column>
      <el-table-column label="加入时间" prop="createTime"  align="center"></el-table-column>
      <el-table-column label="用户状态" prop="status"  align="center">
        <template #default="scope">
        <el-switch active-value="1" inactive-value="0" v-model="scope.row.status"
        @change="changeStatus(scope.row.id,scope.row.status)"></el-switch>
        </template>
      </el-table-column>

      <el-table-column label="操作" align="center">
        <template #default="scope">
           <el-button link type="primary" :disabled="scope.row.level==40"
           @click="resetPassword(scope.row.id)">密码重置</el-button>
           <el-button link type="primary" :disabled="scope.row.level==40"
           @click="editUser(scope.row.id)">编辑</el-button>
           <el-button link type="primary" :disabled="scope.row.level==40"
           @click="deleteUser(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>

       </el-table>
  </el-card>
</template>
<script setup>
//定义变量用来控制弹窗是否出现
import {onMounted, ref} from "vue";
import {ElMessage} from "element-plus";
import axios from "axios";
import qs from "qs";
//定义变量用来控制用户弹窗是否出现
const dialogVisible = ref(false);

//定义数组用来保存员工职级
const levelOptions = ref([
  {label:'员工',value:'10'},
  {label:'经理',value:'20'},
  {label:'总监',value:'30'},
  {label:'总裁',value:'40'}
]);
//定义数组用来保存员工领导数据
const leaderOptions= ref([
  // {label:'AA',value:'101'},
  // {label:'BB',value:'102'}
   {username:'AA',id:'101'},
   {username:'DD',id:'102'}
]);
//定义对象用来保存用户弹窗表单数据
const saveUserForm = ref({
  username: '',
  phone:'',
  email:'',
  age:'',
  level:'',
  parentId:'',
  gender:'',
  status:''
});
//每次点击"新建用户"按钮时调用：出弹窗+重置弹窗标题
const beforeAddUser=()=>{
  dialogTitle.value='新建用户';
  dialogVisible.value = true ;
}
//定义变量用来保存弹窗的标题
const dialogTitle = ref('新建用户')




const saveUser= ()=>{
  console.log(saveUserForm.value)
  //将JS对象转为查询字符串格式再发给后端，注意:qs需要导入
  //data是普通变量  不 是响应式变量 所以不需要.value qs把js对象变成了URL编码的查询字符串
   let data = qs.stringify(saveUserForm.value);
  axios.post(BASE_URL+'/v1/user/save',data).then((response)=>{
    if(response.data.code=2000){
       ElMessage.success('保存成功!');
       //关闭弹窗，并清空双向绑定的表单数据
       dialogVisible.value = false;
       saveUserForm.value={};
       loadUser()
    }else{
      ElMessage.error(response.data.msg);
    }
  })
}
const handleClose=()=>{
  if(confirm('您是否要关闭本弹窗？')){
    dialogVisible.value=false;
    saveUserForm.value={}
  }
}

//定义对象用来保存用户搜索条件
const searchUserForm = ref({username:'',status:''});
//定义数组对象用来保存用户列表表格数据
const userArr = ref([]);
//定义加载用户列表的方法
const loadUser=()=>{
  let data = qs.stringify(searchUserForm.value);
  //利用axios给后端发查询请求
  axios.get(BASE_URL+'/v1/user/select?'+data).then((response)=>{
    if(response.data.code=2000){
      //当后端返回的状态码是2000说明请求成功了，将请求回来的数据存入绑定的表格数组中
      userArr.value=response.data.data;
      console.log(response.data.data);
    }else{
      ElMessage.error(response.data.msg);
    }
  })

}
//定义重置搜索的方法
const resetSearch=()=>{
  //清空之前输入的搜索条件
  searchUserForm.value={};
  //重新加载所有的用户数据
  loadUser();

}
//定义重置搜索的方法

//页面Dom渲染完毕，挂载完毕然后立即执行的一个方法
//页面一加载完毕，立即调用的方法
onMounted(()=>{

  loadUser();
})

//定义一个加载直属领导数据的方法
const loadLeader=()=>{
  //问题：如果员工选择了直属领导，再切换职级，新加载出来的领导选项里没有之前的领导，无法显示出领导姓名
  //解决：每次新选择职级后，加载直属领导前，需要将之前选择的直属领导和可选领导数据清空，防止遗留数据
   saveUserForm.value.parentId = '';
   leaderOptions.value = [];
  //拿到当前选择的员工职级
  let level = parseInt(saveUserForm.value.level)+10;
  console.log(level)

  axios.get(BASE_URL+'/v1/user/select?level='+level)
      .then((response)=>{
        if(response.data.code==2000){
          console.log(response.data.data)
          leaderOptions.value=response.data.data;

        }else{
          ElMessage.error(response.data.msg)
        }


})
}
//定义重置密码的方法 restful风格
const resetPassword = (userId)=>{
  axios.post(BASE_URL+'/v1/user/updata/password/'+userId).then((response)=>{

    if(response.data.code==2000){
      ElMessage.success('密码重置成功！');
    }else{
      ElMessage.error(response.data.msg);
    }
  })

}
const editUser=(id)=>{
  dialogVisible.value = true;
  dialogTitle.value="编辑用户";
  //根据当前用户的id回显弹窗表单中此用户的数据
  axios.get(BASE_URL+'/v1/user/select?id='+id).then((response)=>{
    if(response.data.code==2000){
        saveUserForm.value = response.data.data[0];
      //拿到当前选择的员工职级
      let level = parseInt(saveUserForm.value.level)+10;
      console.log(level)

      axios.get(BASE_URL+'/v1/user/select?level='+level)
          .then((response)=>{
            if(response.data.code==2000){
              console.log(response.data.data)
              leaderOptions.value=response.data.data;

            }else{
              ElMessage.error(response.data.msg)
            }


          })
    }else{
      ElMessage.error(response.data.msg)
    }
  })
}
//定义修改员工状态的方法
const changeStatus = (userId,status)=>{
  axios.post(BASE_URL+'/v1/user/update/'+userId+'/'+status).then((response)=>{
    if(response.data.code==2000){
      ElMessage.success('修改状态成功!');
    }else{
      ElMessage.error(response.data.msg);
    }
  })
}
//定义删除员工的方法
const deleteUser =(userId)=>{
  if(confirm('您确认要删除该员工吗？')){
    axios.post(BASE_URL+'/v1/user/delete/'+userId).then((response)=>{
      if(response.data.code==2000){
        ElMessage.success('删除成功!');
        loadUser()
      }else{
        ElMessage.error(response.data.msg);
      }

    })
  }

}
</script>


<style scoped>

</style>